Force and monitor signaling – Paradyne T1 T1 Access Mux 926x User Manual

Page 217

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Troubleshooting

9-35

9161-A2-GH30-30

April 1998

Force and Monitor Signaling

Force and Monitor signaling enables you to send and receive the following
to/from the T1 interface to which the selected port is assigned:

You can force these fields . . .

To these settings . . .

ABCD bits (Tx and Rx) for ESF framing or
AB bits (Tx and Rx) for D4 framing

User-specified values

Set Tip and Ring Leads To

For FXO

For FXS

Loop – Tip and Ring are connected
together

Rgnd – Ring lead is attached to ground

Open – Ring lead is not connected to
either the Tip lead or the ground

Lpgnd – Tip and Ring are connected
together, and Tip is connected to ground

RbTo – A – 48 Vdc battery is applied to the
Ring lead and the Tip lead is open

RbTg – A – 48 Vdc battery is applied to the
Ring lead and the Tip lead is grounded

TbRg – A – 48 Vdc battery is applied to the
Tip lead and the Ring lead is grounded

Ring – Ringing voltage applied between
Tip and Ring

Set E-lead to (E&M APM only)

On
Off

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